diff --git a/crates/testbed/repositories-ci.yaml b/crates/testbed/repositories-ci.yaml
index 7540ddb..59a7e34 100644
--- a/crates/testbed/repositories-ci.yaml
+++ b/crates/testbed/repositories-ci.yaml
@@ -178,6 +178,7 @@ repositories:
     build_args: ["run", "build"]
     language: typescript
     runner: vitest
+    runner_args: ["run", "vitest", "--", "--no-colors"]
     setup_commands:
       - ["npm", ["install"]]
     holes_file: io-ts-smol.json
diff --git a/crates/testbed/repositories.yaml b/crates/testbed/repositories.yaml
index 4e633ea..11c5b93 100644
--- a/crates/testbed/repositories.yaml
+++ b/crates/testbed/repositories.yaml
@@ -178,6 +178,7 @@ repositories:
     build_args: ["run", "build"]
     language: typescript
     runner: vitest
+    runner_args: ["run", "vitest", "--", "--no-colors"]
     setup_commands:
       - ["npm", ["install"]]
     holes_file: io-ts.json
diff --git a/crates/testbed/src/runner.rs b/crates/testbed/src/runner.rs
index d876ff9..aabee32 100644
--- a/crates/testbed/src/runner.rs
+++ b/crates/testbed/src/runner.rs
@@ -3,7 +3,7 @@ use std::{path::Path, process::Stdio};
 use anyhow::anyhow;
 use serde::{Deserialize, Serialize};
 use tokio::{io::AsyncReadExt, process::Command};
-use tracing::{debug, info};
+use tracing::debug;
 
 use crate::parse_env;
 
@@ -218,7 +218,7 @@ async fn vitest_runner(
         .args(args)
         .current_dir(repo_path)
         .stdout(Stdio::piped())
-        // .stderr(Stdio::null())
+        .stderr(Stdio::null())
         .spawn()?;
 
     let mut stdout = String::new();
@@ -228,14 +228,12 @@ async fn vitest_runner(
         .ok_or(anyhow!("failed to take stdout"))?
         .read_to_string(&mut stdout)
         .await?;
-    info!("stdout: {stdout}");
     let lines = stdout.split_terminator('\n');
     let mut passed = 0f32;
     let mut failed = 0f32;
     for line in lines {
         if line.contains("Tests") {
             let words = line.trim().split(' ').collect::<Vec<&str>>();
-            info!("line containing 'Tests': {words:?}");
             let mut prev = words[0];
             for word in words {
                 if word.contains("passed") {